Alguém poderia me responder? Verifique quais pares ordenados são solução da equação:

4 x + 2 y = 20

a) (2;6)

b) (-1; 8)

c) (-3;16)

d) (5,-1)

Will make ! for correct answer the dot plot below shows the number of toys 21 shops sold in an hour.is the median or the mean a better center for this data and why? a. median; because the data is not symmetric and there are outliersb. median; because the data is symmetric and there are no outliersc. mean; because the data is symmetric and there are no outliersd. mean; because the data is skewed and there are outliers